Perhaps you should try some spelling variations:
phuong tran » huong tran, phuong trinh, phuong thao
cong phuong » cong thuong, cong huong, dong phuong
chieu sach » chinh sach, chiet tach, chieu sang
hanh tang » hanh trang, hanh mang, hanh tung
ho chieu » theo chieu, hoc thieu, doi chieu
anh tang » anh bang, anh dang, anh nang
tuan cau » toan cau, quan cau, thuan cam
tuan cu » tuan tu, quan cua, tuan thu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - ((hanh tang) or (anh tang)) cua cong phuong tran ((tuan cau) OR (tuan cu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((hanh tang) OR (anh tang)) cua cong phuong tran ((tuan cau) OR (tuan cu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((hanh tang) or (anh tang)) cua cong phuong tran ((tuan cau) OR (tuan cu))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((hanh tang) or (anh tang)) cua cong phuong tran ((tuan cau) OR (tuan cu))*.